However, most cats with heterochromia (which is also referred to as "odd colored eyes") are white, because melanin is ...

Eye color is determined by the amount of melanin present in the iris of the eye, which develops as newborn babies grow.

In announcing that circumcision doubles the rate of autism, U.S. Secretary of Health and Human Services Robert F. Kennedy Jr.

Do you have blue eyes? We talked to experts to discover curious facts about baby blues. Like, are all blue-eyed people related?

Eggs are one of the most common and nutritious foods in diets worldwide: it’s what we call a multifaceted whole meal. Those ...

One gene causes one trait or a specific illness. When doctors use genetics, it’s usually to try to identify a disease-causing gene to help guide diagnosis and treatment. But for most health conditions ...

Losing sight is not just a physical experience — it reshapes the architecture of the inner world, Garrett Jones writes.

DNA stands for Deoxyribonucleic Acid. It is the fundamental blueprint of life, containing genetic instructions for traits and ...

The findings, published in the journal Current Biology last month, are a “perfect example of evolution in action,” Sam ...

As men age, harmful sperm mutations increase — not just by chance, but because some are favored during sperm production.

The effectiveness of eye-tracking technology in identifying people who have a genetic tendency to Alzheimer's disease, years ...

Reproductive technologies are advancing for our own species, too. In vitro fertilization miraculously allows for insemination ...